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-rw-r--r--src/listfs.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/listfs.c b/src/listfs.c
index a89cd9bd..42bbaef0 100644
--- a/src/listfs.c
+++ b/src/listfs.c
@@ -139,6 +139,10 @@ check_with_vfs_type (guestfs_h *g, const char *device,
if (!vfs_type)
v = safe_strdup (g, "unknown");
+ else if (STREQ (vfs_type, "")) {
+ free (vfs_type);
+ v = safe_strdup (g, "unknown");
+ }
else {
/* Ignore all "*_member" strings. In libblkid these are returned
* for things which are members of some RAID or LVM set, most